AT382280B - CIRCUIT FOR THE CORRECTION OF TIME-BASED ERRORS IN AN IMAGE SIGNAL - Google Patents

CIRCUIT FOR THE CORRECTION OF TIME-BASED ERRORS IN AN IMAGE SIGNAL

Info

Publication number
AT382280B
AT382280B AT0325779A AT325779A AT382280B AT 382280 B AT382280 B AT 382280B AT 0325779 A AT0325779 A AT 0325779A AT 325779 A AT325779 A AT 325779A AT 382280 B AT382280 B AT 382280B
Authority
AT
Austria
Prior art keywords
correction
circuit
time
image signal
based errors
Prior art date
Application number
AT0325779A
Other languages
German (de)
Other versions
ATA325779A (en
Original Assignee
Sony Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sony Corp filed Critical Sony Corp
Publication of ATA325779A publication Critical patent/ATA325779A/en
Application granted granted Critical
Publication of AT382280B publication Critical patent/AT382280B/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/87—Regeneration of colour television signals
    • H04N9/88—Signal drop-out compensation
    • H04N9/882—Signal drop-out compensation the signal being a composite colour television signal
    • H04N9/885—Signal drop-out compensation the signal being a composite colour television signal using a digital intermediate memory
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/93—Regeneration of the television signal or of selected parts thereof
    • H04N5/94—Signal drop-out compensation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N9/00—Details of colour television systems
    • H04N9/79—Processing of colour television signals in connection with recording
    • H04N9/87—Regeneration of colour television signals
    • H04N9/89—Time-base error compensation
    • H04N9/896—Time-base error compensation using a digital memory with independent write-in and read-out clock generators

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
AT0325779A 1978-04-28 1979-04-30 CIRCUIT FOR THE CORRECTION OF TIME-BASED ERRORS IN AN IMAGE SIGNAL AT382280B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5182178A JPS54143017A (en) 1978-04-28 1978-04-28 Time base error correction unit

Publications (2)

Publication Number Publication Date
ATA325779A ATA325779A (en) 1986-06-15
AT382280B true AT382280B (en) 1987-02-10

Family

ID=12897550

Family Applications (1)

Application Number Title Priority Date Filing Date
AT0325779A AT382280B (en) 1978-04-28 1979-04-30 CIRCUIT FOR THE CORRECTION OF TIME-BASED ERRORS IN AN IMAGE SIGNAL

Country Status (10)

Country Link
US (1) US4287529A (en)
JP (1) JPS54143017A (en)
AT (1) AT382280B (en)
AU (1) AU525763B2 (en)
CA (1) CA1132706A (en)
DE (1) DE2917449A1 (en)
FR (1) FR2424682B1 (en)
GB (1) GB2020140B (en)
IT (1) IT1112758B (en)
NL (1) NL7903409A (en)

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US4315331A (en) * 1980-02-01 1982-02-09 Ampex Corporation Apparatus for providing drop-out compensation in recording and reproducing systems
GB2073534B (en) * 1980-04-02 1984-04-04 Sony Corp Error concealment in digital television signals
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JPS5758210A (en) * 1980-09-26 1982-04-07 Hitachi Ltd Error correction range controlling circuit
US4380069A (en) * 1980-12-18 1983-04-12 Reitmeier Glenn A Digital error detection using bracketing
DE3280288D1 (en) * 1981-07-14 1991-02-14 Dainippon Printing Co Ltd VIDEO RECORDING DEVICE.
US4519001A (en) * 1981-10-27 1985-05-21 Ampex Corporation Apparatus for providing dropout compensation and error concealment in a PAL format video information signal
JPS594279A (en) * 1982-06-29 1984-01-11 Sony Corp Magnetic recorder and reproducer
US4591925A (en) * 1983-04-06 1986-05-27 Ampex Corporation Encoded dropout compensator system
JP2544323B2 (en) * 1984-05-26 1996-10-16 ソニー株式会社 Playback video signal correction circuit
JPS6133575U (en) * 1984-07-28 1986-02-28 ソニー株式会社 clock formation circuit
GB2164519A (en) * 1984-09-14 1986-03-19 Philips Electronic Associated Processing video signals
US4688081A (en) * 1985-01-25 1987-08-18 Hitachi, Ltd. Apparatus for correcting time base error of video signal
FR2578674B1 (en) * 1985-03-07 1990-03-23 Telecommunications Sa METHOD FOR RECORDING AND PLAYING A VIDEO SIGNAL USING A MAGNETOSCOPE AND EQUIPMENT FOR CARRYING OUT SAID METHOD
US5233420A (en) * 1985-04-10 1993-08-03 The United States Of America As Represented By The Secretary Of The Navy Solid state time base corrector (TBC)
JPH0636614B2 (en) * 1985-05-21 1994-05-11 ソニー株式会社 Time axis error correction device
US4799189A (en) * 1985-07-26 1989-01-17 Motorola, Inc. Resynthesized digital radio frequency memory
US5124806A (en) * 1985-09-21 1992-06-23 Robert Bosch Gmbh Digital pulse generator phase-locked to color television video signals and means and method for thereby compensating for tape velocity timing errors
US4864422A (en) * 1985-09-21 1989-09-05 Robert Bosch Gmbh Processor for video signals obtained from an information carrier such as a magnetic tape
DE3533698A1 (en) * 1985-09-21 1987-03-26 Bosch Gmbh Robert METHOD FOR LINKING A CLOCK SIGNAL TO A VIDEO SIGNAL
US4769720A (en) * 1985-09-21 1988-09-06 Robert Bosch Gmbh Processor for video signals obtained from an information carrier such as a magnetic tape
JP2537181B2 (en) * 1985-10-08 1996-09-25 キヤノン株式会社 Video signal correction device
JPS62147881A (en) * 1985-12-21 1987-07-01 Fuji Photo Film Co Ltd Still picture recording device
JPH06101860B2 (en) * 1986-04-11 1994-12-12 ソニー株式会社 Time axis correction device
US5148291A (en) * 1986-05-21 1992-09-15 Canon Kabushiki Kaisha Apparatus for displaying image signal drop-out
JPS6329362A (en) * 1986-07-22 1988-02-08 Hitachi Ltd Time axis fluctuation correcting circuit for video signal reproducing device
JPH07105936B2 (en) * 1987-03-16 1995-11-13 パイオニア株式会社 Read signal time axis controller
GB2202709B (en) * 1987-03-24 1991-05-01 Sony Corp Time base correcting apparatus
JPH01103393A (en) * 1987-10-16 1989-04-20 Yamaha Corp Color phase correction circuit
JPH03212081A (en) * 1990-01-17 1991-09-17 Sharp Corp Magnetic recording and reproducing device
JPH043592A (en) * 1990-04-20 1992-01-08 Hitachi Ltd Video signal processor unit
US5293274A (en) * 1990-06-11 1994-03-08 Victor Company Of Japna, Ltd. Timebase axis error compensation apparatus in an information recording/reproduction apparatus
JPH04357794A (en) * 1991-06-04 1992-12-10 Matsushita Electric Ind Co Ltd Time base error correction circuit and video signal processing unit
KR950011664B1 (en) * 1993-07-28 1995-10-07 삼성전자주식회사 Error correction circuit of image reading system
JPH0795538A (en) * 1993-09-17 1995-04-07 Canon Inc Image recording and reproducing device
JPH07177535A (en) * 1993-12-16 1995-07-14 Pioneer Video Corp Digital time base corrector
US5774188A (en) * 1995-06-21 1998-06-30 Sony Corporation Black and white video signal detector for detecting the absence of a burst signal from a video signal
US6097440A (en) * 1995-11-17 2000-08-01 Sony Corporation Synchronous processing device
US5844622A (en) * 1995-12-12 1998-12-01 Trw Inc. Digital video horizontal synchronization pulse detector and processor
JP3545137B2 (en) * 1996-08-29 2004-07-21 三洋電機株式会社 Code multiplexing / reading device
KR100219621B1 (en) * 1996-12-31 1999-09-01 윤종용 Apparatus for compensating the wave of osd picture operating special functions
US5926063A (en) * 1997-05-08 1999-07-20 Sony Corporation Method of and apparatus for selectively engaging an internal trap filter and implementing an external trap filter through a single pin
US6310660B1 (en) 1998-03-18 2001-10-30 Sony Corporation Video signal dropout detector
US6633340B1 (en) * 1999-09-12 2003-10-14 Matsushita Electric Industrial Co., Ltd. Video signal processor
US6320469B1 (en) * 2000-02-15 2001-11-20 Agere Systems Guardian Corp. Lock detector for phase-locked loop
TWI371970B (en) * 2004-07-16 2012-09-01 Thomson Licensing Sa Preventing picture jitter in a digitized video signal
JP4151641B2 (en) * 2004-10-25 2008-09-17 ソニー株式会社 Video signal processing apparatus and video signal processing method
US7656600B2 (en) * 2006-08-25 2010-02-02 Seagate Technology Llc Monitoring transducer potential to detect an operating condition
US8522087B2 (en) * 2011-02-02 2013-08-27 Micron Technology, Inc. Advanced converters for memory cell sensing and methods
DE102011081409B3 (en) * 2011-08-23 2013-02-21 Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. Generation of a digital version of a video from an analogue magnetic tape recording

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Publication number Priority date Publication date Assignee Title
US3504111A (en) * 1965-11-16 1970-03-31 Japan Broadcasting Corp Compensating system for color phase deviation of vtr-reproduced signal
FR1526428A (en) * 1966-05-25 1968-05-24 Minnesota Mining & Mfg Signal loss compensator
US3463874A (en) * 1966-05-25 1969-08-26 Minnesota Mining & Mfg Dropout compensator for ntsc color television
US3761605A (en) * 1971-10-08 1973-09-25 Nippon Electric Co Phase error correction system for a video tape recorder
US3860952B2 (en) * 1973-07-23 1996-05-07 Harris Corp Video time base corrector
GB1436757A (en) * 1973-09-11 1976-05-26 Quantel Ltd Drop out compensation system
JPS5818026B2 (en) * 1973-11-20 1983-04-11 ソニー株式会社 Shingodensouhoushiki
US4053926A (en) * 1975-03-03 1977-10-11 Ampex Corporation Timing error compensator
US3994013A (en) * 1975-03-03 1976-11-23 Ampex Corporation Last line velocity compensation
US4081826A (en) * 1975-05-15 1978-03-28 Sony Corporation Video time base corrector
US4054921A (en) * 1975-05-19 1977-10-18 Sony Corporation Automatic time-base error correction system
JPS51147121A (en) * 1975-06-12 1976-12-17 Sony Corp Clock pulse generator
US4054903A (en) * 1975-07-11 1977-10-18 Sony Corporation Video time base corrector
JPS529319A (en) * 1975-07-11 1977-01-24 Sony Corp Time base error correcting device
JPS52112228A (en) * 1976-03-17 1977-09-20 Sony Corp Time axis correction unit
JPS53148317A (en) * 1977-05-31 1978-12-23 Sony Corp Error correction unit for time axis
GB2008888B (en) * 1977-10-27 1982-06-30 Quantel Ltd Drop-out compensation system

Also Published As

Publication number Publication date
JPS6246110B2 (en) 1987-09-30
ATA325779A (en) 1986-06-15
CA1132706A (en) 1982-09-28
JPS54143017A (en) 1979-11-07
IT1112758B (en) 1986-01-20
DE2917449C2 (en) 1989-04-20
AU525763B2 (en) 1982-12-02
GB2020140B (en) 1982-09-22
FR2424682B1 (en) 1986-06-06
GB2020140A (en) 1979-11-07
US4287529A (en) 1981-09-01
DE2917449A1 (en) 1979-11-08
NL7903409A (en) 1979-10-30
IT7922233A0 (en) 1979-04-27
AU4652979A (en) 1979-11-01
FR2424682A1 (en) 1979-11-23

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Legal Events

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ELJ Ceased due to non-payment of the annual fee